//
// Created by ✎﹏ℳ๓独赏 ☆独醉 on 2023/4/18.
//
#include <stdio.h>
int main(){
    int x;
    printf("please input a num\n");
    scanf("%d",&x);
    if(x%2==0){
        printf("ou");
    } else{
        printf("ji");
    }
    return 0;
}